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From:   Adam Ford <aford173@gmail.com>
To:     linux-arm-kernel@lists.infradead.org
Cc:     aford@beaconembedded.com, Adam Ford <aford173@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] arm64: dts: imx8mm-beacon: Enable more audio
Date:   Wed,  5 May 2021 14:11:24 -0500
Message-Id: <20210505191126.1239309-1-aford173@gmail.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

There are audio ports for SPDIF and MICFIL on the baseboard.
Enable them.

Signed-off-by: Adam Ford <aford173@gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi
index 6f5e63696ec0..3039a030f3d8 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi
@@ -65,6 +65,20 @@ sound {
 			"AMIC", "MICBIAS",
 			"IN3R", "AMIC";
 	};
+
+	sound-micfil {
+		compatible = "fsl,imx-audio-micfil";
+		model = "imx-audio-micfil";
+		cpu-dai = <&micfil>;
+	};
+
+	sound-spdif {
+		compatible = "fsl,imx-audio-spdif";
+		model = "imx-spdif";
+		spdif-controller = <&spdif1>;
+		spdif-out;
+		spdif-in;
+	};
 };
 
 &ecspi2 {
@@ -141,6 +155,15 @@ pca6416_1: gpio@21 {
 	};
 };
 
+&micfil {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_micfil>;
+	assigned-clocks = <&clk IMX8MM_CLK_PDM>;
+	assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <196608000>;
+	status = "okay";
+};
+
 &sai3 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_sai3>;
@@ -155,6 +178,23 @@ &snvs_pwrkey {
 	status = "okay";
 };
 
+&spdif1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spdif1>;
+	assigned-clocks = <&clk IMX8MM_CLK_SPDIF1>;
+	assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <24576000>;
+	clocks = <&clk IMX8MM_CLK_AUDIO_AHB>, <&clk IMX8MM_CLK_24M>,
+		<&clk IMX8MM_CLK_SPDIF1>, <&clk IMX8MM_CLK_DUMMY>,
+		<&clk IMX8MM_CLK_DUMMY>, <&clk IMX8MM_CLK_DUMMY>,
+		<&clk IMX8MM_CLK_AUDIO_AHB>, <&clk IMX8MM_CLK_DUMMY>,
+		<&clk IMX8MM_CLK_DUMMY>, <&clk IMX8MM_CLK_DUMMY>,
+		<&clk IMX8MM_AUDIO_PLL1_OUT>, <&clk IMX8MM_AUDIO_PLL2_OUT>;
+	clock-names = "core", "rxtx0", "rxtx1", "rxtx2", "rxtx3",
+		"rxtx4", "rxtx5", "rxtx6", "rxtx7", "spba", "pll8k", "pll11k";
+	status = "okay";
+};
+
 &uart2 { /* console */
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart2>;
@@ -209,6 +249,13 @@ MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28	0x41
 		>;
 	};
 
+	pinctrl_micfil: micfilgrp {
+		fsl,pins = <
+			MX8MM_IOMUXC_SAI5_RXC_PDM_CLK		0xd6
+			MX8MM_IOMUXC_SAI5_RXD0_PDM_DATA0	0xd6
+		>;
+	};
+
 	pinctrl_pcal6414: pcal6414-gpiogrp {
 		fsl,pins = <
 			MX8MM_IOMUXC_SAI2_MCLK_GPIO4_IO27		0x19
@@ -225,6 +272,14 @@ MX8MM_IOMUXC_SAI3_RXD_SAI3_RX_DATA0	0xd6
 		>;
 	};
 
+	pinctrl_spdif1: spdif1grp {
+		fsl,pins = <
+			MX8MM_IOMUXC_SPDIF_TX_SPDIF1_OUT	0xd6
+			MX8MM_IOMUXC_SPDIF_RX_SPDIF1_IN		0xd6
+			MX8MM_IOMUXC_SPDIF_EXT_CLK_SPDIF1_EXT_CLK	0xd6
+		>;
+	};
+
 	pinctrl_uart2: uart2grp {
 		fsl,pins = <
 			MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX	0x140
-- 
2.25.1